Gas-burner.



PATENTED MAY 12, 1903.

W. G. CLARKE.

GAS BURNER.

APPLIGATION FILED JULY 17, 1902.

no MODEL.

No. 727,588. Patented May 12, 1903.

llnirrhn TA'llES ATENT FFIGE- XVILLIAM O. CLARKE, OF NFJV YORK, N. Y., ASSIGNOR TO DE LERY LIGHT COMPANY, A CORPORATION OF NEV JERSEY.

GAS-BU RN ER.

SPECIFICATION forming part of Letters Patent No. 727,588, dated May 12, 1903.

Application filed July 17,1902. Serial No. 115,887. (No model.)

To rtZZ whom it may concern: upwardly to communicate with the small gas- Be it known that 1, WILLIAM C. CLARKE, a delivery holes 0, which are bored down citizen of the United States of America, and through the flattened and conically-contracta resident of the borough of Manhattan, in ed upper end g of said body 6, Fig. 4. Said 55 the city, county, and State of New York, bodyeis conically through-bored at 71 for the have invented certain new and useful Imconical occluding-valve 7i; and is internally provements in GasBurners, of which the folthreaded, as shown, for connection with a lowing is a specification. gas-supply pipe or with a gas-cock, it being This invention relates to improvements in understood that my device will be generally I0 gas-burners. used on a gas pipe or fixture which has a The invention particularly relates to an main gas-cock independent of my device and occluding-valve for regulating the supply of by which the gas-supply can be entirely shut gas to a Bunsen burner, the purpose of the off, if desired. The valve is cut away at valve being to permit the user to regulate the one side for something less than half the di- 65 i5 gas-supply to suit the various conditions of ameter of said valve to form a port m, and a gas-pressure and quality met with inpractice. small groove 19 is formed around the oppo- The invention especially consists in sucha site side of said valve, which groove 19 is construction of the-occluding-valve and valvepreferablysituated to be in line with the midbody as permits the user to vary the supply dle gas-delivery hole 0 when the occluding- 7:

20 of gas admitted to the burner within wide valve is in the closed position of Fig. 2.

limits, but prevents him from accidentally Inassemblingtheparts thebodyeis pushed shutting the gas-supply off. The occludinghome to the flange 6 into the pillar a, the valve is also so constructed and arranged that smaller upper part j thereof being opposite it is rotated with the same motion as the comthe air-ports c 0, so that an annular air-space 25 mon lamp-wick adjuster of kerosene-lamps isprovided inside the said pillar, and the gasis operated in raising and lowering a lampescape holes 0 0 being above-that is, on the wick, this rotary motion beinga very convenburner side of-the said air-ports c c. The ient and familiar one and therefore the most valve 7c is then inserted through a hole (1 in suitable and popular one for a gas-burner. said pillar a and through the bore h in the c The occluding valve is further arranged body e, its other end projecting througha hole above the air-ports and inside the pillar, so r in said pillar and being secured in the pilthat any leakage of gas is Within the uptake lar by a cotter pin or nut. A wheel Z, with of the flow of gas, which experience shows to milled edge, serves to turn said valve 70 as the be ta distinct advantage. These several rewick-raising device of a kerosene-lamp is 5 sults are attained by the construction shown turned. WVhen said valve 70 is in the position on the accompanying drawings and hereinof Fig. 3, the gas has free passage through after described. the port m to the holes 0 0. As the user turns Referring to the said drawings, Figure 1 is said valve 70 in either direction he shuts off the an elevation, about full size, of my improved gas gradually until the valve reaches the po- 0 4o burner, the head being omitted. Fig. 2 is a sition wherein the valve is completely closed,

- longitudinal section of the same on a larger except for the groove 10, which furnishes sufscale and with the occluding-valve closed. ficient gas to maintain a pilot-light that will Fig. 3 is alongitudinal section on the scale of ignite the larger stream of gas when the Fig. 2, but with the occluding-valve open. burner is fully opened Without injurious ex- 5 5 Fig. eisa cross-section on the line at etof Fig. 2. plosions. Thus the user can rotate the valve The pillar a of the burner A is preferably by the wheel Z in the common manner of a of sheet metal of the usual shape, as shown, lamp-wick adjuster and in either direction and provided with air-ports c c. In the lower to regulate the supply of gas to the needs of end of said pillar a is the body 6 of the occludthe burner and without the danger of entirely so ing-valve. Said body e has the chamber f, quenching the flame by his attempts to reguwhich is comically contracted and extended late the gas-supply.

I may of course provide the valve 70 with more than one groove p, but one groove is sufificient.

Now, having described my improvements, I claim as my invention 1. The combination in a gas-regulating burner, of a pillar constituting, a mixingchamber, and an occluding-valve provided with orifices allflof which communicate directly with the interior of said pillar, and a spindle in said valve capable of complete rotation, and said spindle being ported on one side and having a small peripheral groove on the other side which communicates with one of said orifices, substantially as described.

2. The combination in a gas-regulating burner, of a pillar constituting a mixing- WILLIAM C. CLARKE.

Witnesses:

DAVID WALTER BROWN, HENRY V. BROWN. 

